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strands.number-sense.h1

Number Sense

Understanding numbers, their relationships and numerical reasoning

strands.algebra.h1

Algebra

Using symbols to solve equations and express patterns

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Geometry

Studying shapes, sizes and spatial relationships in mathematics

strands.measurement.h1

Measurement

Quantifying and comparing attributes like length, weight and volume

strands.operations.h1

Operations

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Probability and Statistics

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strands.number-sense.h1

Number Sense

Understanding numbers, their relationships and numerical reasoning

strands.algebra.h1

Algebra

Using symbols to solve equations and express patterns

strands.geometry.h1

Geometry

Studying shapes, sizes and spatial relationships in mathematics

strands.measurement.h1

Measurement

Quantifying and comparing attributes like length, weight and volume

strands.operations.h1

Operations

Performing mathematical operations like addition, subtraction, division

strands.statistics-probability.h1

Probability and Statistics

Analyzing uncertainty and likelihood of events and outcomes

Community Resources
Get started with our Resources
GeoGebra

Calculator Suite

Explore functions, solve equations, construct geometric shapes

GeoGebra Graphing

Graphing Calculator

Visualize equations and functions with interactive graphs and plots

GeoGebra Geometry

Geometry

Explore geometric concepts and constructions in a dynamic environment

GeoGebra 3D Calculator

3D Calculator

Graph functions and perform calculations in 3D

GeoGebra Scientific Calculator

Scientific Calculator

Perform calculations with fractions, statistics and exponential functions

GeoGebra Notes

Notes

Explore our online note taking app with interactive graphs, slides, images and much more

App Downloads
Get started with the GeoGebra Apps

Susan Addington

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  • Elliptic orbits

    Activity

    Susan Addington

  • Elliptic and hyperbolic sections of a cone

    Activity

    Susan Addington

  • Gravity’s Metronome (Galileo’s experiment)

    Activity

    Susan Addington

  • The slope of a tangent to a logarithm curve

    Activity

    Susan Addington

  • Descartes’s Hyperbola Machine

    Activity

    Susan Addington

  • Parabolic cross sections of a cone

    Activity

    Susan Addington

  • Chords of a parabola

    Activity

    Susan Addington

  • Focus-Directrix Construction of Ellipse and Hyperbola

    Activity

    Susan Addington

  • Shear transformations

    Activity

    Susan Addington

  • Animated Logo for quadrivium.info

    Activity

    Susan Addington

  • Multiplying fractions--the area model

    Activity

    Susan Addington

  • The area under the cycloid

    Activity

    Susan Addington

  • The area of a triangle

    Activity

    Susan Addington

  • Dissecting a Trapezoid to a Rectangle

    Activity

    Susan Addington

  • Dissecting a parallelogram to a rectangle

    Activity

    Susan Addington

  • The focus-directrix construction of an ellipse

    Activity

    Susan Addington

  • Coordinate system for a parabola (Apollonius)

    Activity

    Susan Addington

  • The focus-directrix construction of a parabola

    Activity

    Susan Addington

  • Creating a pattern with rotational symmetry

    Activity

    Susan Addington

  • An Indian Square Root Algorithm

    Activity

    Susan Addington

  • Similarity: Dilations and Cones

    Activity

    Susan Addington

  • Al Hazen's Summation Formulas, Degree 3

    Activity

    Susan Addington

  • Al Hazen's Summation Formulas, Degree 2

    Activity

    Susan Addington

  • Al Hazen's summation formulas, degree 1

    Activity

    Susan Addington

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